12200122400012 has 24 divisors (see below), whose sum is σ = 21401070291216. Its totient is φ = 6085534315328.

The previous prime is 12200122399999. The next prime is 12200122400071. The reversal of 12200122400012 is 21000422100221.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13959218 + ... + 14807430.

It is an arithmetic number, because the mean of its divisors is an integer number (891711262134).

Almost surely, 2^{12200122400012} is an apocalyptic number.

It is an amenable number.

12200122400012 is a deficient number, since it is larger than the sum of its proper divisors (9200947891204).

12200122400012 is a wasteful number, since it uses less digits than its factorization.

12200122400012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 856777 (or 856775 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12200122400012 its reverse (21000422100221), we get a palindrome (33200544500233).

The spelling of 12200122400012 in words is "twelve trillion, two hundred billion, one hundred twenty-two million, four hundred thousand, twelve".